Royal Society of Chemistry, Energy & Environmental Science, 5(14), p. 3035-3043, 2021
DOI: 10.1039/d1ee00634g
Full text: Unavailable
An in-vacuum low-temperature annealing process is developed to make high-density formamidine-based perovskite films. When the temperature is optimized, the efficiency increases to 21.32%, the highest value for a PSC fabricated with vacuum deposition.